<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <script src="../00.插件/babel.min.js"></script>
  <script src="../00.插件/react.development.js"></script>
  <script src="../00.插件/react-dom.development.js"></script>

</head>
<body>
<div id="app"></div>

<script type="text/babel">
//创建虚拟Dom
const vDom = React.createElement("h1",{},"hello React!")

// 调用虚拟dom

const root = ReactDOM.createRoot(document.querySelector("#app")).render(vDom)
</script>
</body>
</html>